 The lineage was resurrected on 16 October 1999 when it was reactivated at Fort Hood, Texas, and on 1 October 2005 the unit was redesignated as the 7th Battalion, 158th Aviation Regiment.Elements ordered into active military service from 15 January 2005 to 11 October 2006 at home stations, then released from active military service from 12 February 2006 to 7 April 2008, reverting to reserve status.Company A ordered into active military service on 10 November 2008 at Victorville, California, then released and reverting to reserve status on 14 December 2009.